PMMA Noise Barrier

Acoustic Barrier For Highway is mainly used as a noise reduction of road, viaduct and other noise sources.

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It is a kind of barrier set at the side of road or railway in order to reduce the impact of facility is established between sound sources and recipients to let sound transmission have a remarkable additional reduction, thus alleviating the bad influence of noise on areas where recipients are in; this kind of facility is Acoustic Barrier For Highway.

PMMA Noise Barrier

Caietul de sarcini

Acoustic Barrier For Highway
Înălţime	2.0m-4.0m
Lungime	0.5m-2.0m
Panel thickness	40mm-100mm
Panel width	500mm, 600mm, 1000mm
Panel style	steel panel, PC board
Hole style	blind hole, small hole
Material	steel or aluminum barrier
Tratarea suprafeței	galvanized, powder coated
Post	H steel post
Accesorii	On request

Wind pressure value (kN/m2)	Înălţime	Vertical force N	Horizontal force Sva	Bending moment M
Wind pressure value (kN/m2)	Înălţime	(kN)	(kN)	(kN*m)
w.≦0.45	2	1.7	9.1	9.4
	2.5	2.64	11.4	14.7
	3	3.3	13.7	21.1
	3.5	4.28	16	28.6
	4	4.92	18.3	37.3
0.45≦w.≦0.75	2	1.85	15.2	15.8
	2.5	2.9	19	24.5
	3	3.62	22.8	35.1
	3.5	4.32	26.7	47.7
	4	5.4	30.5	62.1

Main materials and specifications of noise barrier
Parts List	Items	Product description
Noise barrier Panel	Metal Material	Galvanized sheet, aluminum alloy sheet, color plate
	Transparent material	glass, PC board, acrylic board, etc
	Other materials	High strength cement, cement wood chips, glass steel, etc
	hole pattern	Louver holes: common hole spacing 20137, 20182
	hole pattern	Micropores: common 3 holes 3 distances,5 holes 2 distances,2 holes 4 distances
	aperture ratio	Not less than 25%
	Common size	500200080(100)mm,5002000120mm,1000200080(100)mm etc
	Surface concave groove	can be customized according to drawings or customer requirements
	Tratarea suprafeței	Electrostatic powder coating, fluorocarbon spraying
	colour	Green 6029, blue 5017, gray 7042, white 9010, etc., color can be selected
	colour	according to the national standard color card
H shape post	Material	Q235B
	Common size	10010068,1251256.59,150150710,1751757.511 etc
	Common height	2m-6m, up to 12m
	Flange	Size tolerance less than 2mm, thickness tolerance less than 0.4mm
	Flange	Long hole: 2230, 2430, 2640, 2840; round hole: 22, 24, 26, 28, 30, 35
	Tratarea suprafeței	Hot dip galvanizing - electrostatic powder coating, fluorocarbon spraying
	colour	Green 6029, blue 5017, gray 7042, white 9010, etc., color can be selected
	colour	according to the national standard color card
Noise absorb material	Glass wool, rock wool, water-repellent cloth, acoustic felt, foam aluminum, aluminum fiber, etc.

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